1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Yanka [14]
3 years ago
7

J2 + 7j + 12 = 0CAN U PLEASE HELP ME!!! ​

Mathematics
2 answers:
natima [27]3 years ago
3 0

Answer:

j = -3, -4

Step-by-step explanation:

j^2 + 7j + 12 = 0

(j + 3)(j + 4) = 0

j = -3, -4

allsm [11]3 years ago
3 0

Answer:

j=−3 or j=−4

Step-by-step explanation:

j2+7j+12=0

Step 1: Factor left side of equation.

(j+3)(j+4)=0

Step 2: Set factors equal to 0.

j+3=0 or j+4=0

j=−3 or j=−4

You might be interested in
What is n in 3/5n + 15 =10+2/5n
Phantasy [73]
Simplify both sides of the equation.

<span><span><span><span>3/5</span>n </span>+ 15 </span>= <span><span><span>2/5</span>n </span>+ 10


</span></span>Subtract 2/5n from both sides.

<span><span><span><span><span>3/5</span>n </span>+ 15 - </span><span><span>2/5</span>n </span></span>= <span><span><span><span>2/5</span>n </span>+ 10 - </span><span><span>2/5</span>n</span></span></span><span><span><span><span>15</span>n </span>+ 15 </span>= 10


</span>Subtract 15 from both sides.

<span><span><span><span><span>1/5</span>n </span>+ 15 - </span>15 </span>= <span>10 - 15</span></span><span><span><span>1/5</span>n </span>= -<span>5


</span></span>Multiply both sides by 5.

<span><span>5 </span></span>× (1/5n) = (5) × (−5)<span>n = -<span><span>25


Answer: n is -25.</span></span></span>
8 0
3 years ago
Read 2 more answers
20 points show work pls im in a hurry
Gwar [14]

Answer: since it doesnt say 620 is included , we can conclude that x>620, not x>=620 so the 8th week would be cut just short, so answer is 7

aka

fewer than 8 weeks

Step-by-step explanation:

1200-620=580

580/72.50=8

8 0
2 years ago
Will be MARKED AS BRAINLIEST :)Brenda walks dogs after school. She is planning to increase the rate that she charges by 20% in J
krek1111 [17]

Are there answer choices for this one because I got something kind of weird

3 0
3 years ago
Read 2 more answers
GIVING OUt BRAINLIEST HELP PLSSS
docker41 [41]

Answer:

Step-by-step explanation:

135 degrees

brainly plz

8 0
3 years ago
Read 2 more answers
If a circle has a radius of 2.5 inches what is the area of the circle
daser333 [38]
The answer should be 19.63
7 0
3 years ago
Read 2 more answers
Other questions:
  • A car is traveling up a steep ramp to a parking garage.the ramp is 445 feet long and rises a vertical distance of 80 feet. What
    9·2 answers
  • Pick the correct description of the line 2y = 10
    11·2 answers
  • Of 60 cities, 3 have a lake and 29 have a river running through them. What fraction of these 60 cities have a lake or river runn
    10·1 answer
  • If I have 300 apples and eat 123 how many do I have left?
    14·2 answers
  • MATH HELP 50 POINTS
    10·2 answers
  • Farrah is painting vases to sell in a local craft show. She paints 8 vases in 2 hours. Which is a reasonable estimate of the amo
    7·2 answers
  • The ratio of the radii of two spheres is 2:5. The volume of the smaller sphere is 192 in3. What is the volume of the larger sphe
    6·1 answer
  • what are the coordinates of the circumcenter of the triangle with vertices A(2,7), B(10,7) and C(10,3)
    8·1 answer
  • Mike has a loan of $36,320. This loan has a simple interest rate of 6% per year. What is the
    5·1 answer
  • PLSS HELP IF YOU TURLY KNOW THISS
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!